Features include: Nestor's Dock; The Puzzle of Pangaea; Earth, A Brief History; Ask a Pirate About Treasure; The Ring of Fire; Ask Jimmy and the Bug

Features include: Click and the Kids, Our Stream Team, From Messy Lot to Garden Spot, Sea Otter Inlet, Yo Wants to Know, For the Birds, PLanting the Trees of Kenya, Keep it Clean

Teams of adventurous scientists explore caves around the world to learn about these otherworldly places. Artifacts and mammals from ancient times, strange creatures such as translu …

New research on the Ice Ages; what causes an avalanche; ice and snow weather records; ice and snow sailing; the physics and chemistry of ice.

Available for this issue of ODY …

Dust hunters need look no further than this fascinating and revealing edition that covers everything from mud houses to dirt on Mars and the moon. Information about dust storms, mu …

Keep an eye on the weather as astronomers and weather journalists take readers on a tour of the conditions we might find on our own planet as well as others in our solar system. Ma …

Grab your compass as scientists track our collapsing magnetic field. Fathom what’s inside the earth and laugh out loud at the logic of those who proposed some alternative theories. …

Welcome to spaceship Earth and some of the challenges entailed in keeping it in good condition. Articles in this generous edition focus on global warming, radioactive waste disposa …

A welcome introduction to a movement that concerns itself with environmental quality, conservation and preservation. The pioneering work of Rachel Carson, David Brower, John Muir, …

Features include: Why is Everyone Worried About Global Warming?, Putting the Puzzle Together, Climate Clues, Diving to Rescue Coral Reefs, A Dolphin's Guide to Training Your Human

Features include: A Warning from the Golden Toad, The Secrets of Vesuvius, Surviving a Robot Revolt, Getting Around in Style, Water World.

Scientists are on a hunt for microbial wonders - tiny creatures that live comfortably in extremes of temperature, pressure, salinity, and other conditions that would cause most liv …

This land of fire, ice, and Viking blood offers a look at geysers, volcanic activity, geothermal energy, humans battling nature, and the gene hunters' interest in the Vikings' pure …

A look at the building blocks of the universe, now numbering 114 elements. Where do they come from? Distribution of elements on Earth and in the Solar System. How do we know what e …

Features include: Shazam! Mysteries of Lightning, A Lucky Strike, Hungry Planet, The City Without Us

Mount St. Helens has a history of erupting approximately every 100 years and there are pioneer journals and Indian legends documenting the explosive activity of this prominent volc …

When Mount St. Helens erupted 25 years ago on May 18, 1980, 230 square miles of forest were blown over or left dead and standing. Despite the devastation, an outstanding scientific …

Earthquakes, tornadoes, hurricanes, great floods and volcanoes occur all over the world. Keep your eye on the weather with the National Oceanic and Atmospheric Administration and s …

Features to include: exploring oceans for new sources of food, medicine, energy, and knowledge about climate change, deep ocean fish, how oceans are threatened, shipwrecks, current …

The surface of our planet is more than 70 percent water - and most of it is vastly unexplored! In recognition of the importance of our marine environment, the United Nations has de …

Our restless earth just won’t sit still. Ask explores what causes natural phenomena like volcanoes and tsunamis. The kids of Nestor’s Dock compete to build the best volcano, …

Readers will be happy to spend time with this rainy day issue that includes an explanation of water vapor and how it can be changed to water; an informative article on how animals …

There's much to find out about one of the most important parts of life of earth -- rain. You might be interested in what people from around the world use to keep to dry, or how peo …

Features include: Click and Kids, Trash-o-Saurus, Here Comes the Recycling Truck, Reuse It, Trashy Treasures, Yo Wants to Know, The Story of Garbage, Temika Makes Paper, No Trash, …

Rivers have been home to people and wildlife for centuries. This issue takes a look at river controlling irrigation systems, different kinds of river plants and species of fish, ri …

Snowball Earth, a view of our planet just a few hundred million years ago, and Andy Goldsworthy’s snowball art bookend this intelligent issue. What’s packed in between are fabulous …

Soil is the result of an intricate process that, together with basic elements like water, minerals and sunlight, plays a strategic part in the history of human survival. From the D …

Weather just "happens" most of the time. But when a real storm beats down upon us, Mother Nature is in command. Take a look at how science is edging in on her territory with better …

A lot of science propels that surfboard! Dive into wave action, tsunamis, rip tides, beach erosion and recovery, and how geologic changes are causing our seas to rise and even dis …

From diamonds to space suits, this issue will explain the concept of pressure and how it affects our world (i.e. blood pressure; water pressure - deep sea fish / submersibles; baro …

Features include: Max and Kate, I Found a Stick, Here is the Ostrich, The Paw, The Dancing Bear, Mercy, Two in a Pocket, In the Park, Mop and Family, Who Lives Where?

Do you know what to do if a tornado twists toward your town? What about if the weather report says a blizzard is barreling your way? Besides hoping for a snow day, there are a lot …

Meet hurricane hunters and find out how people's homes around the world provide shelter in all kinds of extreme weather. Learn how weather has affected wars and other historical ev …

Who has seen the wind? Readers will delight in this whirl-wind issue that also introduces readers to a meteorologist, a wind called Chinook, and the many inventions that make use o …